#head_bar {
    width: 100%;
    height: 40px;
}
#head_img {
    width: 100%;
    height:200px;
    background: -webkit-linear-gradient(right, #BE93C5 , #7BC6CC);
    background: linear-gradient(to left, #BE93C5 , #7BC6CC);

}
#head_img img {
    width:100%;
    height:auto;
}

#body {
    width: 1200px;
    height: 1400px;
    margin: 0px auto;
}

#head_background {
    width: 100%;
    height: 250px;    
    background: -webkit-linear-gradient(right, #BE93C5 , #7BC6CC);
    background: linear-gradient(to left, #BE93C5 , #7BC6CC);
    
    background: url("../img/head5.png")

}

#body_navigation_bar {
    padding-top: 50px;
    width: 1200px;
    height: 50px;
    margin: 0 auto;

    opacity: 0.5;


    /* -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%); */

    /* border-radius: 5px; */
    /* box-shadow: 0 0 0 1px hsla(240,0%,100%,.3) inset,
    0 .5em 1em rgba(0, 0, 0, 0.6);
    text-shadow: 0 1px 1px hsla(240,0%,100%,.5);
    background-color: rgba(100,100,100,.2); */
    /* -moz-border-radius: 5px;
    -webkit-border-radius: 5px;
    border-radius:5px; */

}

#container-fluid {


    
    /* -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%); */

    /* box-shadow: 0 0 0 1px hsla(240,0%,100%,.3) inset,
    0 .5em 1em rgba(0, 0, 0, 0.6);
    text-shadow: 0 1px 1px hsla(240,0%,100%,.5);
    background-color: rgba(100,100,100,.2); 
    -moz-border-radius: 5px;
    -webkit-border-radius: 5px;
    border-radius:5px;  */
}

#body_img_roll {
    width: 1200px;
    height: 300px;
}
#body_img_t {
    width: 500px;
    height: 200px;
    margin-top: 80px;
    margin-left: 30px;
}
#body_article {
    width: 1100px;
    margin: 0px auto;

}
#article_div {
    padding-top: 50px;
}
#article_title_span {
    font-size: 30px;
    padding-bottom: 30px;

}

#article_time_span {
    float: right;
    margin-top: 20px;
}
.content_div {
    padding: 10px 20px;
}
.new_img_show_s {
    width: 100px;
    height: 80px;
    border: 1px solid red;
    margin-top: 10px;
    margin-left: 12.5px;
}

.little_demo_show_s {
    width: 320px;
    height: 100px;
    border: 1px solid red;
    margin-left: 12.5px;
    margin-top: 7px;
}

.update_row_div {
    width: 320px;
    margin-top: 10px;
    margin-left: 12.5px;
}

#update_span_title {
    float: left;
    width: 150px;
    margin-left: 0px;
}
#update_span_time {
    float: right;
    width: 120px;
    margin-left: 20px;
}
#little_demo_show {
    padding-top: 10px;
}
#demo_title_span {
    float: left;
    margin-left: 12.5px;
    width: 150px;
}

#demo_time_span {
    float: right;
    width: 120px;
}

#demo_show_div {
    margin-top: 20px;
}

#footer {
    margin: 6px auto;
    width: 98%;
    height: 30px;
    background: gray;
}

#write_blog {
    float: right;
    margin-top: 20px;
    margin-right: 50px;
    font-size: 15px;

    cursor: pointer;
}

#write_span {
    color: red;
    font-size: 20px;
}

#write_blog_label {

    color: black;
    cursor: pointer;
    font-size: 20px;

}